create_clock -period 20.000 -name sys_clk [get_ports sys_clk]
set_property -dict {PACKAGE_PIN R4 IOSTANDARD LVCMOS33} [get_ports sys_clk]
set_property PACKAGE_PIN U2 [get_ports sys_rst_n]
set_property -dict {PACKAGE_PIN U2 IOSTANADRD LVCMOS33} [get_ports sys_rst_n]
set_property -dict {PACKAGE_PIN R2 IOSTANDARD LVCMOS33} [get_ports led]
set_property -dict {PACKAGE_PIN T5 IOSTANDARD LVCMOS33} [get_ports touch_key]

set_property IOSTANDARD LVCMOS33 [get_ports sys_rst_n]
